Advertising device



FIG. 1 is a perspective view of a first embodiment of an advertising device showing my new design;

FIG. 2 is a front view of the advertising device of FIG. 1;

FIG. 3 is a side view of the advertising device of FIG. 1;

FIG. 4 is an end view of the advertising device of FIG. 1;

FIG. 5 is a perspective view of the advertising device of FIG. 1 in a folded state;

FIG. 6 is a perspective view of a second embodiment of an advertising device showing my new design;

FIG. 7 is a side view of the advertising device of FIG. 6;

FIG. 8 is a front view of the advertising device of FIG. 6;

FIG. 9 is an end view of the advertising device of FIG. 6; and,

FIG. 10 is a perspective view of the advertising device of FIG. 6 in a folded state. 

The ornamental design for an advertising device, as shown and described. 